均匀直线式天线阵方向图分析.pdf

第24卷第4期海南师范大学学报(自然科学版)(NaturalScience):,、短偶极子、:单元天线;天线阵;方向因子;天线阵方向因子;方向图中图分类号:+2文献标识码:A文章编号:1674-4942(2011)04-0403-05张福恒(海南师范大学物理与电子工程学院,海南海口571158)Abstract:,itanalyzesindetailthespatialdirec?tivitypatternoftheuniformlinearantennaarrayandgivesthecalculatingformulasaboutantennaarrayspatialdirectivi?-dimensionaldirectivitypatternoftheuniformlinearanten??icdipoleantenna,shortdipoleantenna,half-wavedipoleantennaorfull-:elementalantenna;antennaarray;directivityfactor;directivityfactorofantennaarray;directivitypatternAnalysisofUniformLinearAntennaArrayDirectivityPatternsZHANGFuheng(CollegeofPhysicalandElectricalEngineering,HainanNormalUniversity,Haikou571158,China),通常使用多个简单天线构成复合天线,、数目、电流幅值及相位、单元天线的取向及间隔,,其方法如下[1-5]:考虑n单元均匀直线式天线阵,各单元天线平行于z轴沿x轴均匀